Qifeng Shen Email & Phone Number

Redmond, Wa, Us

Lead a multisite team of software and QA engineers to develop robotics control software.Concurrent software development for multiple new robots.Development process improvement.Introduced endurance and regression tests to improve software quality.Customized Linux for an upgraded control system, using Buildroot.

Cork, Ireland, Ie

Lead a firmware team to develop embedded software for smart building security products. New ARM-based edge node for controlled building access with enhanced security features.Network isolation to improve network security.Encryption | Secure boot | Trusted Execution Environment | Yocto | SOM

Chiyoda-Ku, Tokyo, Jp

Internet Platform and Solutions Group, Hitachi R&DArchitected a multi-tiered real time streaming platform for network anomaly detection and network intelligence, with overall technical responsibilities from hardware selections to deployment procedures. Reduced the failure detection time by 80% in a tier-1 network.Designed and led the development of a micro-service platform tolerant of network connectivity failures, with software features including user and device onboarding, data synchronization between the edge and the cloud, and traffic pattern analysis to detect rogue devices. Designed an IoT management and analytics system including edge devices, gateway server, and cloud services. Collaborated with industry partners to resolve system security and device authentication issues.Solution areas:IoT | IIoT | Edge computing | Security | Software defined branch | Hybrid cloud | Smart city | Network QoS | Customer QoE | Analytics | Video streaming | Content deliveryInfrastructure and platforms:Single board computers | servers | VM | Container | Private Cloud | AWS | GCP

Cambridge, Ma, Us

Edge computing solutions to optimize mobile network traffic with location-aware congestion detection, network traffic intelligence, and policy-based offloadingPacket inspection | Analytics | Data visualization | Real-time data processing | CDN | Web page acceleration

Billerica, Ma, Us

Led the development of a new platform for network traffic monitoring and analytics. Increased the per-node processing capacity by four folds. Packet classification | Data streaming | Data filtering | Statistics | Linux kernel driver | FPGA interface

Chelmsford, Ma, Us

Managed all four major product developments of the company during the six-year span:1) New platform of a mobile backhaul bandwidth management system, from the proof of concept to delivery into the carrier networks.2) New platform of a multi-service switch with rich features in high and low-order cross-connect, Ethernet and optical transport, electrical and optical interfaces. 3) New product initiative of a packet optical transport system from its inception.4) Development of an optical switch with the largest switching capacity on the market at the time.Led global engineering teams of up to 60 people. Concurrent development of multiple releases. Open source, commercial off the shelf (COTS) software integrations.Hardware and software selections, contract negotiations, statement of works, licensing.Product architecture | Software architecture | Software functional specificationsChip set benchmark and selections | Algorithm validations and selectionsData mining and analysis | network traffic analytics

Chelmsford, Ma, Us

Platform group lead, with core competencies in OS, software infrastructure, and device management. Provided solutions to Linux kernel, security (IPSec, RADIUS), system bring-up, internal messaging infrastructure, file system and its synchronization, software upgrade, and image management.Software architecture and designs for multiple optical switching and transport systems, with emphasis on modularity, reusability, extensibility, and fault-tolerance.

VoIP system: call setup and call processingNetwork link provisioning, discovery and audit.Network asset management system: CIM/DEN based data modeling, functional requirements, use case analysis, and low level object models.Integrated network management system: information model, software infrastructure.Data schema | LDAP | CORBA | Object oriented design | MIB